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1,232 images for INDICATOR SPECIES
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polar bear (Ursus maritimus), deceased boar found along a barrier island in autumn is skinned, Beaufort Sea, off the 1002 are...
polar bear (Ursus maritimus), deceased boar found along a barrier island in autumn is skinned, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska. The bear was thin and probably died of starvation.
polar bear (Ursus maritimus), sow with cubs rest on barrier island as they wait for fall freeze up, Bernard Spit, 1002 area o...
polar bear (Ursus maritimus), sow with cubs rest on barrier island as they wait for fall freeze up, Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska.
Polar bear (Ursus maritimus), boar swims in an icy inlet along Spitsbergen and the northwest coast of the Svalbard Archipelag...
Polar bear (Ursus maritimus), boar swims in an icy inlet along Spitsbergen and the northwest coast of the Svalbard Archipelago, Norway, Greenland Sea, Summer
polar bear (Ursus maritimus), curious young 2 to 3-year-old on newly formed pack ice along the 1002 area of the Arctic Nation...
polar bear (Ursus maritimus), curious young 2 to 3-year-old on newly formed pack ice along the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska, Beaufort Sea
polar bear, Ursus maritimus, pair of curious spring cubs in the water along Bernard Spit, waiting for fall freeze up, 1002 ar...
polar bear, Ursus maritimus, pair of curious spring cubs in the water along Bernard Spit, waiting for fall freeze up, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska
polar bear (Ursus maritimus), cub stands on the newly formed pack ice to get a better look at what is in front of it, during ...
polar bear (Ursus maritimus), cub stands on the newly formed pack ice to get a better look at what is in front of it, during fall freeze up, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
polar bear (Ursus maritimus), curious young boar on the newly frozen pack ice, Beaufort Sea, off the 1002 area of the Arctic ...
polar bear (Ursus maritimus), curious young boar on the newly frozen pack ice, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
polar bears, Ursus maritimus, hanging out and walking over newly formed pack ice along Bernard Spit during fall freeze up, 10...
polar bears, Ursus maritimus, hanging out and walking over newly formed pack ice along Bernard Spit during fall freeze up, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska. The bears will soon head out off the coast to hunts their favorite prey of ringed seals.
A polar bear (Ursus maritimus) sow nurses her spring cub outside their den in late wintertime, along the Arctic coast of Alas...
A polar bear (Ursus maritimus) sow nurses her spring cub outside their den in late wintertime, along the Arctic coast of Alaska.
polar bear, Ursus maritimus, fish eye view of a curious spring cub along Bernard Spit during fall freeze up, 1002 area of the...
polar bear, Ursus maritimus, fish eye view of a curious spring cub along Bernard Spit during fall freeze up, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska
Iceland. On the fjords to the north of Reykjavik, Oystercatchers (Haematopus ostralegus) congregate in large numbers. Because...
Iceland. On the fjords to the north of Reykjavik, Oystercatchers (Haematopus ostralegus) congregate in large numbers. Because of its large numbers and readily identified behaviour, the Oystercatcher is an important indicator species for the health of the ecosystems where it congregates.
A polar bear (Ursus maritimus) sow with a pair of 2-year-old cubs hang out along a barrier island during the Fall freeze up, ...
A polar bear (Ursus maritimus) sow with a pair of 2-year-old cubs hang out along a barrier island during the Fall freeze up, Bernard Spit, off the 1002 area of the Arctic National Wildlife Refuge, Alaska.
Polar bear (Ursus maritimus) profile of a boar swimming in Sallyhammna, Spitsbergen and the northwest coast of the Svalbard A...
Polar bear (Ursus maritimus) profile of a boar swimming in Sallyhammna, Spitsbergen and the northwest coast of the Svalbard Archipelago, Norway, Greenland Sea, Summer
polar bear, Ursus maritimus, older sow scents the air as it waits for fall freeze up on a barrier island, Bernard Spit, 1002 ...
polar bear, Ursus maritimus, older sow scents the air as it waits for fall freeze up on a barrier island, Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
polar bear, Ursus maritimus, young bear travels across newly formed pack ice during fall freeze up, off the 1002 area of the ...
polar bear, Ursus maritimus, young bear travels across newly formed pack ice during fall freeze up, off the 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
A subadult young polar bear (Ursus maritimus) boar rests on newly formed pack ice during the Fall freeze up, off the 1002 are...
A subadult young polar bear (Ursus maritimus) boar rests on newly formed pack ice during the Fall freeze up, off the 1002 area of the Arctic National Wildlife Refuge, Alaska.
polar bear (Ursus maritimus), curious young 2 to 3-year-old on newly formed pack ice along the 1002 area of the Arctic Nation...
polar bear (Ursus maritimus), curious young 2 to 3-year-old on newly formed pack ice along the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska, Beaufort Sea
A curious polar bear (Ursus maritimus) sow investigates a sailboat anchored in fjord ice off the coast of Svalbard, Norway, i...
A curious polar bear (Ursus maritimus) sow investigates a sailboat anchored in fjord ice off the coast of Svalbard, Norway, in summertime.
Polar bear (Ursus maritimus), boar swims in waters off Fuglefjorden, Spitsbergen and the northwest coast of the Svalbard Arch...
Polar bear (Ursus maritimus), boar swims in waters off Fuglefjorden, Spitsbergen and the northwest coast of the Svalbard Archipelago, Norway, Greenland Sea, Summer
Polar bear (Ursus maritimus) footprints in the snow along a barrier island during Fall freeze up, Bernard Spit, off the 1002 ...
Polar bear (Ursus maritimus) footprints in the snow along a barrier island during Fall freeze up, Bernard Spit, off the 1002 area of the Arctic National Wildlife Refuge, Alaska.
polar bear, Ursus maritimus, spring cub stands and tries to balance itself along Bernard Spit, 1002 area of the Arctic Nation...
polar bear, Ursus maritimus, spring cub stands and tries to balance itself along Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
polar bear, Ursus maritimus, young bear travels across newly formed pack ice during fall freeze up, off the 1002 area of the ...
polar bear, Ursus maritimus, young bear travels across newly formed pack ice during fall freeze up, off the 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
polar bear (Ursus maritimus), retreat from a chunk of whale blubber as a man on a 4-wheeler approaches, Barter Island, North ...
polar bear (Ursus maritimus), retreat from a chunk of whale blubber as a man on a 4-wheeler approaches, Barter Island, North Slope, Alaska
polar bear (Ursus maritimus), curious young boar on the newly frozen pack ice, Beaufort Sea, off the 1002 area of the Arctic ...
polar bear (Ursus maritimus), curious young boar on the newly frozen pack ice, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
Sign, toad migration in spring, beware of toads and frogs crossing the road, protection of species, Germany
polar bear, Ursus maritimus, large boar walks along the coast during fall freeze up, 1002 area of the Arctic National Wildlif...
polar bear, Ursus maritimus, large boar walks along the coast during fall freeze up, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
polar bear, Ursus maritimus, pair of curious young bears along Bernard Spit, as they wait for fall freeze up along the coast,...
polar bear, Ursus maritimus, pair of curious young bears along Bernard Spit, as they wait for fall freeze up along the coast, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska
polar bear (Ursus maritimus), cubs swim through slushy newly forming pack ice during fall freeze up, Beaufort Sea, off the 10...
polar bear (Ursus maritimus), cubs swim through slushy newly forming pack ice during fall freeze up, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
A polar bear (Ursus maritimus) sow with a 2-year-old cub hangs out along a barrier island during the Fall freeze up, then the...
A polar bear (Ursus maritimus) sow with a 2-year-old cub hangs out along a barrier island during the Fall freeze up, then they will head out onto the sea ice to hunt seals, Bernard Spit, off the 1002 area of the Arctic National Wildlife Refuge, Alaska.
Restaurant signs for various types of beer in the Rue des Chapeliers, Brussels, Belgium, Benelux, Europe
polar bear (Ursus maritimus), sow rolls around on newly formed pack ice, Beaufort Sea, off the 1002 area of the Arctic Nation...
polar bear (Ursus maritimus), sow rolls around on newly formed pack ice, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
Deceased spring polar bear (Ursus maritimus) cub found along the coast of Svalbard, Norway, in summertime. The cub was found ...
Deceased spring polar bear (Ursus maritimus) cub found along the coast of Svalbard, Norway, in summertime. The cub was found with another cub; both probably died from starvation.
A large senior polar bear (Ursus maritimus) boar rises from a nap, brown sided from his dirt bed along Bernard Spit, off the ...
A large senior polar bear (Ursus maritimus) boar rises from a nap, brown sided from his dirt bed along Bernard Spit, off the 1002 area of the Arctic National Wildlife Refuge, Alaska.
Polar bear (Ursus maritimus), curious adult investigates a remote camera along a snowy hillside on Spitsbergen and the northw...
Polar bear (Ursus maritimus), curious adult investigates a remote camera along a snowy hillside on Spitsbergen and the northwest coast of the Svalbard Archipelago, Norway, Greenland Sea, Summer
A polar bear (Ursus maritimus) sow with a pair of spring cubs walk along a barrier island at dusk in Autumn, Bernard Spit, of...
A polar bear (Ursus maritimus) sow with a pair of spring cubs walk along a barrier island at dusk in Autumn, Bernard Spit, off the 1002 area of the Arctic National Wildlife Refuge, Alaska.
A large polar bear (Ursus maritimus) boar scavenges a bowhead whale (Balaena mysticetus) carcass left by Inupiaq subsistence ...
A large polar bear (Ursus maritimus) boar scavenges a bowhead whale (Balaena mysticetus) carcass left by Inupiaq subsistence hunters in autumn, Barter Island, off the 1002 area of the Arctic National Wildlife Refuge, Alaska.
polar bear, Ursus maritimus, large boar walks across Bernard Spit as it waits for fall freeze up, 1002 area of the Arctic Nat...
polar bear, Ursus maritimus, large boar walks across Bernard Spit as it waits for fall freeze up, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
USA, Alaska, Chukchi Sea, offshore from Barrow, Polar bear (Ursus maritimus), large bear traveling through rough jumbled pack...
USA, Alaska, Chukchi Sea, offshore from Barrow, Polar bear (Ursus maritimus), large bear traveling through rough jumbled pack ice over Chukchi Sea, spring
State border with Karnataka, sign in three languages, Kannada, Tamil and English, South India, India, South Asia, Asia
A large senior polar bear (Ursus maritimus) boar rests in a dirt bed along Bernard Spit as chilling winds whip around him, of...
A large senior polar bear (Ursus maritimus) boar rests in a dirt bed along Bernard Spit as chilling winds whip around him, off the 1002 area of the Arctic National Wildlife Refuge, Alaska.
polar bear, Ursus maritimus, fish eye view of a young bear along Bernard Spit during fall freeze up, 1002 area of the Arctic ...
polar bear, Ursus maritimus, fish eye view of a young bear along Bernard Spit during fall freeze up, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska
polar bear, Ursus maritimus, fish eye view of a sow on the pack ice along the coast in morning, 1002 area of the Arctic Natio...
polar bear, Ursus maritimus, fish eye view of a sow on the pack ice along the coast in morning, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
polar bear, Ursus maritimus, shakes water off its coat as it waits heads out of the water, Bernard Spit, 1002 area of the Arc...
polar bear, Ursus maritimus, shakes water off its coat as it waits heads out of the water, Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
polar bear, Ursus maritimus, curious young bear along Bernard Spit, as it waits for fall freeze up along the coast, 1002 area...
polar bear, Ursus maritimus, curious young bear along Bernard Spit, as it waits for fall freeze up along the coast, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska
An adult polar bear (Ursus maritimus) investigates gear and sleds of researchers on the pack ice over the Chukchi Sea. The be...
An adult polar bear (Ursus maritimus) investigates gear and sleds of researchers on the pack ice over the Chukchi Sea. The bear was observed stepping over the bear alarm wire used for keeping them away, checking out the gear, then purposefully tripping the wire on its way out.
polar bear (Ursus maritimus), sow with subadult cub on the newly frozen pack ice during fall freeze up, Beaufort Sea, off the...
polar bear (Ursus maritimus), sow with subadult cub on the newly frozen pack ice during fall freeze up, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
polar bear (Ursus maritimus), curious young 2 to 3-year-old in freezing water during fall freeze up, Bernard Spit, 1002 area ...
polar bear (Ursus maritimus), curious young 2 to 3-year-old in freezing water during fall freeze up, Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska, Beaufort Sea
polar bear, Ursus maritimus, older sow rolls around newly formed pack ice during fall freeze up, off the 1002 area of the Arc...
polar bear, Ursus maritimus, older sow rolls around newly formed pack ice during fall freeze up, off the 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
polar bear (Ursus maritimus), young 2 to 3-year-old on pack ice off the 1002 area of the Arctic National Wildlife Refuge, Nor...
polar bear (Ursus maritimus), young 2 to 3-year-old on pack ice off the 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, Beaufort Sea, autumn
polar bear, Ursus maritimus, young bear stands on its hind legs and balances itself along the coast, Bernard Spit, 1002 area ...
polar bear, Ursus maritimus, young bear stands on its hind legs and balances itself along the coast, Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska
A pair of large polar bear (Ursus maritimus) boars scavenge a bowhead whale (Balaena mysticetus) carcass left by Inupiaq subs...
A pair of large polar bear (Ursus maritimus) boars scavenge a bowhead whale (Balaena mysticetus) carcass left by Inupiaq subsistence hunters in autumn, Barter Island, off the 1002 area of the Arctic National Wildlife Refuge, Alaska.
polar bear, Ursus maritimus, curious young bear along Bernard Spit, as it waits for fall freeze up along the coast, 1002 area...
polar bear, Ursus maritimus, curious young bear along Bernard Spit, as it waits for fall freeze up along the coast, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska
polar bear (Ursus maritimus), pairs of sows with cubs wait along a barrier island for fall freeze up, Bernard Spit, 1002 area...
polar bear (Ursus maritimus), pairs of sows with cubs wait along a barrier island for fall freeze up, Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
polar bear, Ursus maritimus, profile of a sow in the waters off Bernard Spit, as it waits along the coast for fall freeze up,...
polar bear, Ursus maritimus, profile of a sow in the waters off Bernard Spit, as it waits along the coast for fall freeze up, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
polar bear (Ursus maritimus), pair of curious cubs along a barrier island during fall freeze up, Bernard Spit, 1002 area of t...
polar bear (Ursus maritimus), pair of curious cubs along a barrier island during fall freeze up, Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
polar bear (Ursus maritimus), young bears rests on newly formed pack ice, Beaufort Sea, off the 1002 area of the Arctic Natio...
polar bear (Ursus maritimus), young bears rests on newly formed pack ice, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
Polar bear (Ursus maritimus), climbs onto a piece of melting glacial ice floe, along Spitsbergen and the northwest coast of t...
Polar bear (Ursus maritimus), climbs onto a piece of melting glacial ice floe, along Spitsbergen and the northwest coast of the Svalbard Archipelago, Norway, Greenland Sea, Summer
polar bear (Ursus maritimus), curious adult swims off a barrier island in autumn, Beaufort Sea, off the 1002 area of the Arct...
polar bear (Ursus maritimus), curious adult swims off a barrier island in autumn, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
polar bear (Ursus maritimus), young 2 to 3-year-old travels over newly formed pack ice, Beaufort Sea, off the 1002 area of th...
polar bear (Ursus maritimus), young 2 to 3-year-old travels over newly formed pack ice, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
polar bear, Ursus maritimus, spring cub stands and tries to balance itself along Bernard Spit, 1002 area of the Arctic Nation...
polar bear, Ursus maritimus, spring cub stands and tries to balance itself along Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
Polar bear (Ursus maritimus), boar feeds on a submerged fin whale carcass in shallow waters along Sallyhammna, Spitsbergen, S...
Polar bear (Ursus maritimus), boar feeds on a submerged fin whale carcass in shallow waters along Sallyhammna, Spitsbergen, Svalbard Archipelago, Norway, Greenland Sea, Summer
Sign reading Blumen selbst schneiden, pick flowers yourself, field of tulips, Bergstrasse mountain route, Hesse, Germany, Eur...
Sign reading Blumen selbst schneiden, pick flowers yourself, field of tulips, Bergstrasse mountain route, Hesse, Germany, Europe
polar bear (Ursus maritimus), pair of 3-year-olds play with one another on newly formed pack ice, Beaufort Sea, off the 1002 ...
polar bear (Ursus maritimus), pair of 3-year-olds play with one another on newly formed pack ice, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
Delicatessen for nougat and chocolate on Grote Markt square, Grand Place, UNESCO World Heritage Site, Brussels, Belgium, Bene...
Delicatessen for nougat and chocolate on Grote Markt square, Grand Place, UNESCO World Heritage Site, Brussels, Belgium, Benelux, Europe
A large boar polar bear (Ursus maritimus) scents the air using its tongue, along the Arctic coast in Autumn, Barter Island, o...
A large boar polar bear (Ursus maritimus) scents the air using its tongue, along the Arctic coast in Autumn, Barter Island, off the 1002 area of the Arctic National Wildlife Refuge, Alaska.
polar bear (Ursus maritimus), curious young 2 to 3-year-old on newly formed pack ice along the 1002 area of the Arctic Nation...
polar bear (Ursus maritimus), curious young 2 to 3-year-old on newly formed pack ice along the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska, Beaufort Sea
A large polar bear (Ursus maritimus) boar looks for food on a rock island off the coast of Svalbard, Norway, in summertime.
polar bear (Ursus maritimus), young bears rests on newly formed pack ice, Beaufort Sea, off the 1002 area of the Arctic Natio...
polar bear (Ursus maritimus), young bears rests on newly formed pack ice, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
A polar bear (Ursus maritimus) sow plays with her spring cub outside their den in late wintertime, along the Arctic coast of ...
A polar bear (Ursus maritimus) sow plays with her spring cub outside their den in late wintertime, along the Arctic coast of Alaska.
polar bear (Ursus maritimus), young boar sleeping on the newly frozen pack ice, Beaufort Sea, off the 1002 area of the Arctic...
polar bear (Ursus maritimus), young boar sleeping on the newly frozen pack ice, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska
A polar bear (Ursus maritimus) sow hunts for seals amidst the sea ice floating off the coast of Svalbard, Norway, in summerti...
A polar bear (Ursus maritimus) sow hunts for seals amidst the sea ice floating off the coast of Svalbard, Norway, in summertime.
polar bear, Ursus maritimus, curirous young bear swims in water along the coast, as it waits for fall freeze up, Beaufort Sea...
polar bear, Ursus maritimus, curirous young bear swims in water along the coast, as it waits for fall freeze up, Beaufort Sea, off the 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska
A polar bear (Ursus maritimus) sow walking on Andoyane island in Liefdefjorden, Svalbard archipelago, Norway, in summertime.
polar bear, Ursus maritimus, young bear rests on newly formed pack ice during fall freeze up, off the 1002 area of the Arctic...
polar bear, Ursus maritimus, young bear rests on newly formed pack ice during fall freeze up, off the 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
Enduro motorcycle on a gravel road with colourful Lupines Lupinus, panoramic view, Lake Tekapo, South Island, New Zealand, Oc...
Enduro motorcycle on a gravel road with colourful Lupines Lupinus, panoramic view, Lake Tekapo, South Island, New Zealand, Oceania
polar bear (Ursus maritimus), cub walks along on barrier island as it waits for fall freeze up, Bernard Spit, 1002 area of th...
polar bear (Ursus maritimus), cub walks along on barrier island as it waits for fall freeze up, Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska.
A polar bear (Ursus maritimus) sow hunts for seals amidst the sea ice floating off the coast of Svalbard, Norway, in summerti...
A polar bear (Ursus maritimus) sow hunts for seals amidst the sea ice floating off the coast of Svalbard, Norway, in summertime.
A large bloody faced polar bear (Ursus maritimus) boar scavenges a bowhead whale (Balaena mysticetus) carcass left by Inupiaq...
A large bloody faced polar bear (Ursus maritimus) boar scavenges a bowhead whale (Balaena mysticetus) carcass left by Inupiaq subsistence hunters in autumn, Barter Island, off the 1002 area of the Arctic National Wildlife Refuge, Alaska.
polar bear, Ursus maritimus, spring cub stands and tries to balance itself, almost as if it's dancing, along Bernard Spit, 10...
polar bear, Ursus maritimus, spring cub stands and tries to balance itself, almost as if it's dancing, along Bernard Spit, 1002 area of the Arctic National Wildlife Refuge, North Slope of the Brooks Range, Alaska, autumn
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